Display screen or portion thereof with graphical user interface



FIGURE is a front view of a display screen or portion thereof with graphical user interface, showing my new design.

The large broken lines shown in the drawings illustrate the display screen and the small broken lines illustrate portions of the graphical user interface. The broken lines form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 